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Finding the Fourth Proportional to 106,069.71, 146,375.72 and 58,322.94

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Solution

The fourth proportional to 106,069.71, 146,375.72 and 58,322.94 is: 80,485.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,069.71 : 146,375.72 = 58,322.94 : x
  2. Step 2: Convert to fraction form
    106,069.71/146,375.72 = 58,322.94/x
  3. Step 3: Cross multiply
    106,069.71x = 146,375.72 × 58,322.94
  4. Step 4: Simplify right side
    106,069.71x = 8,537,062,043.40
  5. Step 5: Solve for x
    x = 8,537,062,043.40/106,069.71
  6. Step 6: Final answer
    x = 80,485.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.